OK Sofyan Hidayat, Azizul Kholis, La Hanu, Choms Gary Ganda Tua Sibarani, and Kornelius Harefa. “Development of a Mobile Accounting Application Based on Project Based Learning for State Vocational High School Students in Batubara Regency”. International Journal of Economic, Technology and Social Sciences (Injects) 5, no. 1 (May 27, 2024): 8–21. Accessed July 10, 2025. https://jurnal.ceredindonesia.or.id/index.php/injects/article/view/1057.